/* BypAI - site styles */
:root{
  --bg:#0d0805;
  --bg2:#140d07;
  --panel:rgba(255,255,255,.035);
  --line:rgba(255,166,77,.14);
  --txt:#f6ece4;
  --mut:#b9a698;
  --o1:#ff8a1f;
  --o2:#ffb547;
  --o3:#ff5f1f;
  --r:16px;
  --ease:cubic-bezier(.2,.7,.25,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font:16px/1.65 "Segoe UI",Inter,system-ui,-apple-system,sans-serif;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.15;margin:0;letter-spacing:-.02em}
code{font-family:Consolas,ui-monospace,monospace;font-size:.9em;color:var(--o2);
  background:rgba(255,138,31,.1);padding:2px 7px;border-radius:6px}

.wrap{width:min(1140px,92vw);margin:0 auto}
.narrow{width:min(780px,92vw)}
.grad{background:linear-gradient(100deg,var(--o2),var(--o3));-webkit-background-clip:text;background-clip:text;color:transparent}

/* cursor glow */
.glow{position:fixed;inset:0;pointer-events:none;z-index:0;
  background:radial-gradient(420px at var(--mx,50%) var(--my,10%),rgba(255,120,20,.10),transparent 70%);
  transition:background .25s linear}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;gap:28px;
  padding:18px max(4vw,24px);transition:.4s var(--ease)}
.nav.stuck{padding:12px max(4vw,24px);background:rgba(13,8,5,.78);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:19px;letter-spacing:-.01em}
.brand img{width:30px;height:30px;border-radius:8px}
.brand b{color:var(--o1);font-weight:800}
.links{display:flex;gap:26px;margin-left:auto;font-size:15px;color:var(--mut)}
.links a{position:relative;transition:color .25s}
.links a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;
  background:linear-gradient(90deg,var(--o1),var(--o2));transition:width .3s var(--ease)}
.links a:hover{color:var(--txt)}
.links a:hover::after{width:100%}
.burger{display:none;background:none;border:0;cursor:pointer;padding:6px;flex-direction:column;gap:5px}
.burger span{width:22px;height:2px;background:var(--txt);border-radius:2px;transition:.3s}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;justify-content:center;
  padding:13px 26px;border-radius:999px;font-weight:600;font-size:15px;cursor:pointer;
  color:#1a0d02;background:linear-gradient(100deg,var(--o2),var(--o3));
  box-shadow:0 10px 30px -10px rgba(255,110,20,.65);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),filter .3s;
  position:relative;overflow:hidden;border:0}
.btn::before{content:"";position:absolute;inset:0;transform:translateX(-120%);
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);
  transition:transform .7s var(--ease)}
.btn:hover{transform:translateY(-3px);box-shadow:0 18px 42px -12px rgba(255,110,20,.8)}
.btn:hover::before{transform:translateX(120%)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}
.btn-ghost{background:transparent;color:var(--txt);border:1px solid var(--line);box-shadow:none}
.btn-ghost:hover{border-color:var(--o1);background:rgba(255,138,31,.07);box-shadow:none}

/* ---------- hero ---------- */
.hero{position:relative;padding:170px 0 90px;text-align:center;overflow:hidden;isolation:isolate}
.grid-bg{position:absolute;inset:0;z-index:-2;opacity:.35;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),
                   linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 25%,#000,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 50% 25%,#000,transparent 72%)}
.orb{position:absolute;border-radius:50%;filter:blur(90px);z-index:-1;opacity:.5}
.o1{width:520px;height:520px;background:var(--o3);top:-160px;left:-120px;animation:float 16s var(--ease) infinite}
.o2{width:460px;height:460px;background:var(--o1);top:-60px;right:-140px;animation:float 20s var(--ease) infinite reverse}
@keyframes float{50%{transform:translate3d(60px,50px,0) scale(1.12)}}

.hero-inner{position:relative;width:min(880px,92vw);margin:0 auto}
.pill{display:inline-block;padding:7px 16px;border-radius:999px;font-size:13px;color:var(--o2);
  border:1px solid var(--line);background:rgba(255,138,31,.07);margin-bottom:26px}
h1{font-size:clamp(2.5rem,6.2vw,4.4rem);font-weight:800}
.lede{color:var(--mut);font-size:clamp(1rem,1.6vw,1.18rem);margin:22px auto 34px;max-width:620px}
.cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.meta{margin-top:18px;font-size:13.5px;color:#8d7d71}

/* mock window */
.shot{width:min(980px,92vw);margin:70px auto 0;border:1px solid var(--line);border-radius:20px;
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.015));
  backdrop-filter:blur(8px);overflow:hidden;
  box-shadow:0 50px 100px -40px rgba(255,90,10,.35);
  transform:perspective(1400px) rotateX(9deg);transform-origin:top center}
.shot-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--line);
  background:rgba(0,0,0,.25)}
.shot-bar i{width:11px;height:11px;border-radius:50%;background:#3a2a20}
.shot-bar i:first-child{background:var(--o3)}
.shot-bar span{margin-left:10px;font-size:13px;color:var(--mut)}
.shot-body{display:grid;grid-template-columns:200px 1fr;min-height:280px;text-align:left}
.shot-side{padding:20px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:14px}
.shot-main{padding:22px;display:flex;flex-direction:column;gap:14px}
.sk{height:10px;border-radius:6px;background:linear-gradient(90deg,rgba(255,255,255,.08),rgba(255,166,77,.16),rgba(255,255,255,.08));
  background-size:200% 100%;animation:shim 2.4s linear infinite}
@keyframes shim{to{background-position:-200% 0}}
.w50{width:50%}.w60{width:60%}.w70{width:70%}.w80{width:80%}.w85{width:85%}.w90{width:90%}.w95{width:95%}
.bubble{border:1px solid var(--line);border-radius:14px;padding:14px 16px;max-width:82%;
  display:flex;flex-direction:column;gap:9px;background:rgba(255,255,255,.03)}
.bubble.user{align-self:flex-end;background:linear-gradient(100deg,rgba(255,138,31,.22),rgba(255,95,31,.14));
  border-color:rgba(255,138,31,.35);font-size:14.5px}
.bubble.small{max-width:80px;flex-direction:row;align-items:center}
.tool{display:inline-block;font-size:11.5px;font-family:Consolas,monospace;color:var(--o2);
  border:1px solid var(--line);border-radius:6px;padding:2px 8px;margin-right:6px}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--o1);animation:bounce 1.2s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes bounce{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-5px)}}

/* ---------- sections ---------- */
.section{padding:110px 0;position:relative}
.section.alt{background:var(--bg2)}
.section h2{font-size:clamp(1.9rem,4vw,2.9rem);font-weight:800;text-align:center}
.sub{text-align:center;color:var(--mut);margin:14px auto 0;max-width:560px}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px;margin-top:56px}
.card{padding:30px;border:1px solid var(--line);border-radius:var(--r);
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.012));
  transition:transform .4s var(--ease),border-color .4s,box-shadow .4s;position:relative;overflow:hidden}
.card::after{content:"";position:absolute;inset:0;opacity:0;transition:opacity .4s;
  background:radial-gradient(320px at var(--cx,50%) var(--cy,0%),rgba(255,138,31,.13),transparent 70%)}
.card:hover{transform:translateY(-7px);border-color:rgba(255,138,31,.4);
  box-shadow:0 26px 55px -30px rgba(255,110,20,.7)}
.card:hover::after{opacity:1}
.ic{width:50px;height:50px;display:grid;place-items:center;font-size:22px;border-radius:14px;
  background:linear-gradient(135deg,rgba(255,138,31,.25),rgba(255,95,31,.12));
  border:1px solid var(--line);margin-bottom:18px}
.card h3{font-size:1.12rem;margin-bottom:9px}
.card p{color:var(--mut);font-size:14.6px;margin:0}

.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;margin-top:56px}
.step{padding:28px;border-left:2px solid var(--line);transition:border-color .4s}
.step:hover{border-color:var(--o1)}
.num{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;font-weight:700;
  color:#1a0d02;background:linear-gradient(100deg,var(--o2),var(--o3));margin-bottom:16px}
.step h3{font-size:1.05rem;margin-bottom:8px}
.step p{color:var(--mut);font-size:14.5px;margin:0}

/* download */
.dl{text-align:center;padding:64px 30px;border:1px solid var(--line);border-radius:26px;
  background:radial-gradient(700px at 50% 0%,rgba(255,138,31,.14),transparent 65%),rgba(255,255,255,.02)}
.dl-logo{width:74px;height:74px;margin:0 auto 22px;border-radius:20px;
  animation:pulse 3.4s var(--ease) infinite}
@keyframes pulse{50%{transform:translateY(-8px) scale(1.04)}}
.dl .btn{margin-top:30px}
.fine{color:#8d7d71;font-size:13.5px;margin-top:20px}
.dlcount{margin-top:14px;font-size:13px;color:var(--o2);min-height:18px;letter-spacing:.02em}

/* faq */
.faq{border-bottom:1px solid var(--line)}
.faq .q{width:100%;background:none;border:0;color:var(--txt);text-align:left;cursor:pointer;
  font:600 16.5px/1.5 inherit;padding:22px 40px 22px 0;position:relative;transition:color .3s}
.faq .q:hover{color:var(--o2)}
.faq .q i{position:absolute;right:6px;top:50%;width:12px;height:12px;margin-top:-6px;transition:transform .35s var(--ease)}
.faq .q i::before,.faq .q i::after{content:"";position:absolute;background:var(--o1);border-radius:2px}
.faq .q i::before{left:0;top:5px;width:12px;height:2px}
.faq .q i::after{left:5px;top:0;width:2px;height:12px;transition:opacity .3s}
.faq.open .q i{transform:rotate(180deg)}
.faq.open .q i::after{opacity:0}
.faq .a{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}
.faq .a p{color:var(--mut);font-size:15px;margin:0 0 22px;padding-right:30px}
.faq h2+.faq{margin-top:20px}
#faq .faq:first-of-type{margin-top:44px}

footer{padding:44px 0;border-top:1px solid var(--line);background:var(--bg2)}
.foot{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot p{color:#8d7d71;font-size:13.5px;margin:0}

/* AOS-style reveal */
[data-aos]{opacity:0;transition:opacity .8s var(--ease),transform .8s var(--ease);will-change:opacity,transform}
[data-aos="fade-up"]{transform:translateY(38px)}
[data-aos="fade-down"]{transform:translateY(-26px)}
[data-aos="fade-right"]{transform:translateX(-38px)}
[data-aos="zoom-in"]{transform:scale(.94)}
[data-aos].in{opacity:1;transform:none}

@media (max-width:900px){
  .links{display:none}
  .links.open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:18px;
    padding:22px max(4vw,24px);background:rgba(13,8,5,.96);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line)}
  .burger{display:flex}
  .nav .btn-sm{display:none}
  .shot-body{grid-template-columns:1fr}
  .shot-side{display:none}
  .shot{transform:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  [data-aos]{opacity:1;transform:none}
}